Consider a duopoly market in which consumers have heterogeneous information about the quality differential q of the two goods. When firms are ignorant about q, consumers rationally believe that a firm with high market shares is likely to produce a high-quality good. As a result, firms try to...

We assess the state of competition in the Spanish banking system at the dawn of the integration of the European financial market. Banking in Spain has undergone a strong liberalization process in the last fifteen years, which has accelerated recently, evolving from a situation of tight...

We analyse the informational content of market shares and prices in a dynamic duopoly model in which consumers have heterogenous information on the quality differential (q) of two goods. It is shown that when firms are poorly informed about q, and therefore the ability of prices to reveal...

This paper studies the price dynamics induced by strategic firm behavior in the presence of consumer learning about the uncertain quality differential of the products offered by a duopoly. It is found that consumers learn slowly and that prices converge also slowly to full-information levels. A...

This paper studies the price dynamics induced by strategic firm behaviour in the presence of consumer learning about the uncertain quality differential of the products offered by a duopoly. It is found that consumers learn slowly and also that prices converge slowly to full-information levels. A...

We investigate the pattern of intergenerational transmission of language in a bilingual society. We consider the case of Catalonia, where the two main speech communities, Spanish and Catalan, are of similar sizes, both languages are official, and each one enjoys the protection of a different...

We investigate the pattern of intergenerational transmission of language in a bilingual society. We consider the case of Catalonia, where the two main speech communities, Spanish and Catalan, are of similar sizes, both languages are official, and each one enjoys the protection of a different...

The goal of this paper is to study the role of multi-product firms in the market provision of product variety. The analysis is conducted using the spokes model of non-localized competition proposed by Chen and Riordan (2007). Firstly, we show that multi-product firms are at a competitive...